Which is short shaft kit for Jeep NP231?
Short shaft kits cost a bit more but allow you to run a longer driveshaft to decrease driveline vibes, and therefore allowing you to have more lift. There is also a 4:1 low range reduction and a “2 lo” (allows you to drive in 2wd but in your low range setting) kit for the NP231.
When was the Jeep NP 231 transfer case introduced?
The Jeep NP 231 transfer case was introduced in the 1988 model year. Jeep’s YJ Wrangler and the XJ / MJ Cherokees with the Command Trac option were the first models to feature it.
Can a jeep AX15 be transferred to a Dana 300?
The Jeep AX15 was factory-married to the Jeep New Process (aka New Venture) Model 231 transfer case. It is possible to adapt the AX15 to the Jeep Dana 300 transfer case in passenger side and driver side drop by using Novak kit #153.
What kind of differential does a jeep NP228 use?
The NP228 uses an open differential for its front/rear power split in 4WD Fulltime High, the NP229 uses viscous coupling for its front/rear split in 4WD Fulltime High. Both lock the front/rear output shafts in 4 wheel drive in Low range.
The Jeep NP 231 transfer case was introduced in the 1988 model year. Jeep’s YJ Wrangler and the XJ / MJ Cherokees with the Command Trac option were the first models to feature it.
The Jeep AX15 was factory-married to the Jeep New Process (aka New Venture) Model 231 transfer case. It is possible to adapt the AX15 to the Jeep Dana 300 transfer case in passenger side and driver side drop by using Novak kit #153.
Is the NP231 a 2WD rear low only car?
There are internal aftermarket kits available which allows for a 2wd rear low only function. The speedometer feature of the NP231 can be broken down by three different styles.
Is the NP231 speedometer gears interchangeable in jeeps?
NP231 speedometer gears are interchangeable to correct for tire size and axle ratio changes. See this page to learn more about this. The 231 appears to have reached the end of its main production in Jeeps in 2006. However, expect it to be well supported by the aftermarket for decades to come.
What kind of transfer case does a Jeep Grand Cherokee use?
Since 1988, the NP231 has been the “Command Trac” transfer case used in the XJ Cherokee, MJ Comanche, and YJ Wrangler. It has been the “Command Trac” transfer case in the ZJ Grand Cherokee since its introduction.
Where can I get a 23 spline NP231 transmission?
If you own a 21 spline NP231 and you want to swap in a 23 spline transmission, you can either look for a cheap 23 spline NP231 at the junk yard or go to your local Jeep Parts Dealer and order up a new input shaft part #5300-6085. This is the part you need to convert your NP231 to 23 spline input.
Short shaft kits cost a bit more but allow you to run a longer driveshaft to decrease driveline vibes, and therefore allowing you to have more lift. There is also a 4:1 low range reduction and a “2 lo” (allows you to drive in 2wd but in your low range setting) kit for the NP231.
Since 1988, the NP231 has been the “Command Trac” transfer case used in the XJ Cherokee, MJ Comanche, and YJ Wrangler. It has been the “Command Trac” transfer case in the ZJ Grand Cherokee since its introduction.
What should I replace my NP231 transfer case with?
This replacement slip yoke from Omix fits the NP231 transfer case foun… 43 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee, 93-98 42 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee, 93-98 41 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee, 93-98